Harrap's Book of Codes Ciphers and Secret Languages Fred B Wrixon Hardcover

Harrap's Book of Codes Ciphers and Secret Languages Fred B Wrixon Hardcover WHAT IS IT? Harrap's Book of Codes, Ciphers and Secret Languages by Fred B. Wrixon. A comprehensive, fascinating guide to the history and development of cryptology, covering ciphers, semaphore, Morse code, and alternative communication systems. WHO IS IT FOR? Cryptography enthusiasts, history buffs, puzzle solvers, and readers fascinated by intelligence history and secret codes. DETAILS: Hardcover reference book, ISBN 0-245-54880-7. CONDITION: Good pre-owned condition; minor shelf wear on covers and edges, with clean pages and a solid binding as shown. SEARCH TERMS: codes ciphers secret languages, hardcover book, reference book, steganography, cryptography, table of contents, dedication page, nonfiction, code book, cipher guide, secret language, technical reading, collectible book INV / BX INV: 219 | BX: A-J18 Colorado Sales Tax Notice: All sales within the State of Colorado are subject to applicable sales tax. The listed price does not include tax, which will be calculated and collected at checkout or at the POS register.